geography_from_binary()

Datum geography_from_binary

(

PG_FUNCTION_ARGS

)

Definition at line 468 of file geography_inout.c.

{
        char *wkb_bytea = (char*)PG_DETOAST_DATUM(PG_GETARG_DATUM(0));
        GSERIALIZED *gser = NULL;
        size_t wkb_size = VARSIZE(wkb_bytea);
        uint8_t *wkb = (uint8_t*)VARDATA(wkb_bytea);
        LWGEOM *lwgeom = lwgeom_from_wkb(wkb, wkb_size, LW_PARSER_CHECK_NONE);
 
        if ( ! lwgeom )
                lwpgerror("Unable to parse WKB");
 
        /* Error on any SRID != default */
        srid_check_latlong(lwgeom->srid);
 
        gser = gserialized_geography_from_lwgeom(lwgeom, -1);
        lwgeom_free(lwgeom);
        PG_RETURN_POINTER(gser);
}

References gserialized_geography_from_lwgeom(), LW_PARSER_CHECK_NONE, lwgeom_free(), lwgeom_from_wkb(), and LWGEOM::srid.

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